Can Fit: What if we used 100% of the brain?  olution ar  Human Bra  r/Showerthoughts  Racoons can fit through holes that are4  inches wide. The human rectum is 2.5  inches wide but can stretch up to 8. So  racoons can literally get inside your  asshole. Don't underestimate the power of  racoons.  Mindblowing This is beyond science